1, use rice to prepare rice slurry. Prepare old rice100g, wash old rice with clear water, filter, soak in clear water for 5 hours, pour the softened old rice into high-speed blender, then pour in 100ml of water, directly use the water for soaking rice, and don't take clear water. Add 50g of starch, 30g of sweet potato powder and 30g of orange flour to the prepared rice slurry and stir evenly.

2. Prepare rice slurry with sticky rice flour. Prepare100g sticky rice flour, 80g orange flour and 30g corn starch, mix them evenly, pour in 400ml water and stir evenly, add some water according to the viscosity, and the prepared rice slurry can be directly used to make rice rolls. This way of making rice paste is relatively simple and quick, but it is necessary to grasp the proportion of materials, otherwise it is easy to stick to the pot.